Since 2011 we have raised 414 young swifts. The first north compartment of 10 boxes was installed in 2011, the second set of 10 on East 2012, the final two sets erected on West and South 2015 = 40 swift nesting opportunities. The colony was fully established by 2018. 346 swifts raised over last 8 years, an average of 43.25 per year.